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Which of the following order is not corr...

Which of the following order is not correct ?

A

Bond order: `O_@^(+)gtO_2gtO_2^(-)gtO_2^(2-)`

B

Boiling point: `HF gtHClgtHBrgt HI `

C

Ionization energy: `N gt O and Be gt B`

D

Electronegativity: `N gt C gt P gtSi `

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XII BOARDS PREVIOUS YEAR-CUET MOCK TEST SET 1-PART – B (SECTION – II CHEMISTRY )
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  4. The shape of SF6 is same as that of

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  5. Which of the following is not correct ?

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  6. The complex which would be colourless

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  7. Lunar caustic is

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  8. “Alums” are double sulphates of

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  9. The correct set of approximate bond angles at C1, C2 and O1 for an org...

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  10. The difference between a carbene and a carbanion is

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  11. Which is the strongest acid amongst the compounds mentioned below ?

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  12. Correct IUPAC name of the following molecule is

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  13. In the nitration of benzene,which of the following statements is not t...

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  14. Reaction of acetamide with solution of bromine in sodium hydroxide to ...

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  15. The pair of reactants for a Grignard reaction that does not give 2-phe...

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  16. Reaction of dimethyl terephthalate (DMT) and ethylene glycol produces

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  17. The standard equation of Van der Waals (real) gas is

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  18. Seven moles of ideal gas expand in to vacuum, the work done is

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  19. A crystal with a = b =c and x=y=z=90^(@) is

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